Chapter 19

S00–T88: Injury, Poisoning and Certain Other Consequences of External Causes

Injury, Poisoning and Certain Other Consequences of External Causes diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)
Internal Codes
  • S00.459S

    Superficial foreign body of unspecified ear, sequela

  • S00.46

    Insect bite (nonvenomous) of ear

  • S00.461

    Insect bite (nonvenomous) of right ear

  • S00.461A

    Insect bite (nonvenomous) of right ear, initial encounter

  • S00.461D

    Insect bite (nonvenomous) of right ear, subsequent encounter

  • S00.461S

    Insect bite (nonvenomous) of right ear, sequela

  • S00.462

    Insect bite (nonvenomous) of left ear

  • S00.462A

    Insect bite (nonvenomous) of left ear, initial encounter

  • S00.462D

    Insect bite (nonvenomous) of left ear, subsequent encounter

  • S00.462S

    Insect bite (nonvenomous) of left ear, sequela

  • S00.469

    Insect bite (nonvenomous) of unspecified ear

  • S00.469A

    Insect bite (nonvenomous) of unspecified ear, initial encounter

  • S00.469D

    Insect bite (nonvenomous) of unspecified ear, subsequent encounter

  • S00.469S

    Insect bite (nonvenomous) of unspecified ear, sequela

  • S00.47

    Other superficial bite of ear

  • S00.471

    Other superficial bite of right ear

  • S00.471A

    Other superficial bite of right ear, initial encounter

  • S00.471D

    Other superficial bite of right ear, subsequent encounter

  • S00.471S

    Other superficial bite of right ear, sequela

  • S00.472

    Other superficial bite of left ear

  • S00.472A

    Other superficial bite of left ear, initial encounter

  • S00.472D

    Other superficial bite of left ear, subsequent encounter

  • S00.472S

    Other superficial bite of left ear, sequela

  • S00.479

    Other superficial bite of unspecified ear

  • S00.479A

    Other superficial bite of unspecified ear, initial encounter

  • S00.479D

    Other superficial bite of unspecified ear, subsequent encounter

  • S00.479S

    Other superficial bite of unspecified ear, sequela

  • S00.5

    Superficial injury of lip and oral cavity

  • S00.50

    Unspecified superficial injury of lip and oral cavity

  • S00.501

    Unspecified superficial injury of lip

  • S00.501A

    Unspecified superficial injury of lip, initial encounter

  • S00.501D

    Unspecified superficial injury of lip, subsequent encounter

  • S00.501S

    Unspecified superficial injury of lip, sequela

  • S00.502

    Unspecified superficial injury of oral cavity

  • S00.502A

    Unspecified superficial injury of oral cavity, initial encounter

  • S00.502D

    Unspecified superficial injury of oral cavity, subsequent encounter

  • S00.502S

    Unspecified superficial injury of oral cavity, sequela

  • S00.51

    Abrasion of lip and oral cavity

  • S00.511

    Abrasion of lip

  • S00.511A

    Abrasion of lip, initial encounter

  • S00.511D

    Abrasion of lip, subsequent encounter

  • S00.511S

    Abrasion of lip, sequela

  • S00.512

    Abrasion of oral cavity

  • S00.512A

    Abrasion of oral cavity, initial encounter

  • S00.512D

    Abrasion of oral cavity, subsequent encounter

  • S00.512S

    Abrasion of oral cavity, sequela

  • S00.52

    Blister (nonthermal) of lip and oral cavity

  • S00.521

    Blister (nonthermal) of lip

  • S00.521A

    Blister (nonthermal) of lip, initial encounter

  • S00.521D

    Blister (nonthermal) of lip, subsequent encounter

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